/*
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU General Public License along with
 * this program. If not, see <http://www.gnu.org/licenses/>.
 */
package net.sf.l2j.status;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.lang.management.ManagementFactory;
import java.lang.management.ThreadInfo;
import java.lang.management.ThreadMXBean;
import java.net.InetAddress;
import java.net.Socket;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.text.DecimalFormat;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Collection;
import java.util.Map;
import java.util.NoSuchElementException;
import java.util.Properties;
import java.util.StringTokenizer;
import java.util.Map.Entry;

import javolution.util.FastComparator;
import javolution.util.FastTable;
import net.sf.l2j.Config;
import net.sf.l2j.L2DatabaseFactory;
import net.sf.l2j.gameserver.Announcements;
import net.sf.l2j.gameserver.GameTimeController;
import net.sf.l2j.gameserver.GmListTable;
import net.sf.l2j.gameserver.LoginServerThread;
import net.sf.l2j.gameserver.Shutdown;
import net.sf.l2j.gameserver.ThreadPoolManager;
import net.sf.l2j.gameserver.cache.HtmCache;
import net.sf.l2j.gameserver.datatables.ItemTable;
import net.sf.l2j.gameserver.datatables.NpcTable;
import net.sf.l2j.gameserver.datatables.SkillTable;
import net.sf.l2j.gameserver.datatables.SpawnTable;
import net.sf.l2j.gameserver.datatables.TeleportLocationTable;
import net.sf.l2j.gameserver.instancemanager.DayNightSpawnManager;
import net.sf.l2j.gameserver.instancemanager.Manager;
import net.sf.l2j.gameserver.instancemanager.QuestManager;
import net.sf.l2j.gameserver.instancemanager.RaidBossSpawnManager;
import net.sf.l2j.gameserver.model.L2ItemInstance;
import net.sf.l2j.gameserver.model.L2Multisell;
import net.sf.l2j.gameserver.model.L2Object;
import net.sf.l2j.gameserver.model.L2World;
import net.sf.l2j.gameserver.model.TradeList;
import net.sf.l2j.gameserver.model.TradeList.TradeItem;
import net.sf.l2j.gameserver.model.actor.L2Character;
import net.sf.l2j.gameserver.model.actor.L2Npc;
import net.sf.l2j.gameserver.model.actor.L2Summon;
import net.sf.l2j.gameserver.model.actor.instance.L2DoorInstance;
import net.sf.l2j.gameserver.model.actor.instance.L2MonsterInstance;
import net.sf.l2j.gameserver.model.actor.instance.L2PcInstance;
import net.sf.l2j.gameserver.model.itemcontainer.Inventory;
import net.sf.l2j.gameserver.network.SystemMessageId;
import net.sf.l2j.gameserver.network.clientpackets.Say2;
import net.sf.l2j.gameserver.network.serverpackets.CharInfo;
import net.sf.l2j.gameserver.network.serverpackets.CreatureSay;
import net.sf.l2j.gameserver.network.serverpackets.ExBrExtraUserInfo;
import net.sf.l2j.gameserver.network.serverpackets.InventoryUpdate;
import net.sf.l2j.gameserver.network.serverpackets.SystemMessage;
import net.sf.l2j.gameserver.network.serverpackets.UserInfo;
import net.sf.l2j.gameserver.taskmanager.DecayTaskManager;
import net.sf.l2j.gameserver.util.DynamicExtension;
import net.sf.l2j.gameserver.util.GMAudit;


public class GameStatusThread extends Thread
{
    //private static final Logger _log = Logger.getLogger(AdminTeleport.class.getName());

    private Socket                  _cSocket;

    private PrintWriter             _print;
    private BufferedReader          _read;

    private int                     _uptime;

    private void telnetOutput(int type, String text)
    {
    	if (Config.DEVELOPER)
    	{
    		if ( type == 1 ) System.out.println("TELNET | "+text);
    		else if ( type == 2 ) System.out.print("TELNET | "+text);
    		else if ( type == 3 ) System.out.print(text);
    		else if ( type == 4 ) System.out.println(text);
    		else System.out.println("TELNET | "+text);
    	}
    	else
    	{
    		//only print output if the message is rejected
    		if ( type == 5 ) System.out.println("TELNET | "+text);
    	}
    }

    private boolean isValidIP(Socket client) {
        boolean result = false;
        InetAddress ClientIP = client.getInetAddress();

        // convert IP to String, and compare with list
        String clientStringIP = ClientIP.getHostAddress();

        telnetOutput(1, "Connection from: "+clientStringIP);

        // read and loop thru list of IPs, compare with newIP
        if ( Config.DEVELOPER ) telnetOutput(2, "");

        InputStream telnetIS = null;
        try 
        {
            Properties telnetSettings = new Properties();
            telnetIS = new FileInputStream(new File(Config.TELNET_FILE));
            telnetSettings.load(telnetIS);

            String HostList = telnetSettings.getProperty("ListOfHosts", "127.0.0.1,localhost");

            if ( Config.DEVELOPER ) telnetOutput(3, "Comparing ip to list...");

            // compare
            String ipToCompare = null;
            for (String ip:HostList.split(",")) 
            {
                if ( !result ) 
                {
                    ipToCompare = InetAddress.getByName(ip).getHostAddress();
                    if ( clientStringIP.equals(ipToCompare) ) result = true;
                    if ( Config.DEVELOPER ) telnetOutput(3, clientStringIP + " = " + ipToCompare + "("+ip+") = " + result);
                }
            }
        }
        catch ( IOException e) {
            if ( Config.DEVELOPER ) telnetOutput(4, "");
            telnetOutput(1, "Error: "+e);
        }
        finally
        {
        	try
        	{
                telnetIS.close();
        	}
        	catch (Exception e)
        	{
        	}
        }

        if ( Config.DEVELOPER ) telnetOutput(4, "Allow IP: "+result);
        return result;
    }

    public GameStatusThread(Socket client, int uptime, String StatusPW) throws IOException
    {
        this.setPriority(Thread.MAX_PRIORITY);
        _cSocket = client;
        _uptime = uptime;

        _print = new PrintWriter(_cSocket.getOutputStream());
        _read  = new BufferedReader(new InputStreamReader(_cSocket.getInputStream()));

        if ( isValidIP(client) ) {
            telnetOutput(1, client.getInetAddress().getHostAddress()+" accepted.");
            _print.println("Welcome To The L2J Telnet Session.");
            _print.println("Please Insert Your Password!");
            _print.print("Password: ");
            _print.flush();
            String tmpLine = _read.readLine();
            if ( tmpLine == null )  {
                _print.println("Error.");
                _print.println("Disconnected...");
                _print.flush();
                _cSocket.close();
            }
            else {
                if (tmpLine.compareTo(StatusPW) != 0)
                {
                    _print.println("Incorrect Password!");
                    _print.println("Disconnected...");
                    _print.flush();
                    _cSocket.close();
                }
                else
                {
                    _print.println("Password Correct!");
                    _print.println("[L2J Game Server]");
                    _print.print("");
                    _print.flush();
                    start();
                }
            }
        }
        else {
            telnetOutput(5, "Connection attempt from "+ client.getInetAddress().getHostAddress() +" rejected.");
            _cSocket.close();
        }
    }

    @Override
    public void run()
    {
        String _usrCommand = "";
        try
        {
            while (_usrCommand.compareTo("quit") != 0 && _usrCommand.compareTo("exit") != 0)
            {
                _usrCommand = _read.readLine();
                if(_usrCommand == null)
                {
                	_cSocket.close();
                	break;
                }
                if (_usrCommand.equals("help")) {
                    _print.println("The following is a list of all available commands: ");
                    _print.println("help                - shows this help.");
                    _print.println("status              - displays basic server statistics.");
                    _print.println("performance         - shows server performance statistics.");
					_print.println("forcegc             - forced garbage collection.");
                    _print.println("purge               - removes finished threads from thread pools.");
					_print.println("memusage            - displays memory amounts in JVM.");
                    _print.println("announce <text>     - announces <text> in game.");
                    _print.println("msg <nick> <text>   - Sends a whisper to char <nick> with <text>.");
                    _print.println("gmchat <text>       - Sends a message to all GMs with <text>.");
                    _print.println("gmlist              - lists all gms online.");
                    _print.println("kick                - kick player <name> from server.");
                    _print.println("shutdown <time>     - shuts down server in <time> seconds.");
                    _print.println("restart <time>      - restarts down server in <time> seconds.");
                    _print.println("abort               - aborts shutdown/restart.");
                    _print.println("give <player> <itemid> <amount>");
                    _print.println("enchant <player> <itemType> <enchant> (itemType: 1 - Helmet, 2 - Chest, 3 - Gloves, 4 - Feet, 5 - Legs, 6 - Right Hand, 7 - Left Hand, 8 - Left Ear, 9 - Right Ear , 10 - Left Finger, 11 - Right Finger, 12- Necklace, 13 - Underwear, 14 - Back, 15 - Belt, 0 - No Enchant)");
                    _print.println("extlist             - list all loaded extension classes");
                    _print.println("extreload <name>    - reload and initializes the named extension or all if used without argument");
                    _print.println("extinit <name>      - initilizes the named extension or all if used without argument");
                    _print.println("extunload <name>    - unload the named extension or all if used without argument");
                    _print.println("debug <cmd>         - executes the debug command (see 'help debug').");
                    _print.println("jail <player> [time]");
                    _print.println("unjail <player>");
                    _print.println("quit                - closes telnet session.");
                }
                else if(_usrCommand.equals("help debug"))
                {
                	_print.println("The following is a list of all available debug commands: ");
                    _print.println("full                - Dumps complete debug information to an file (recommended)");
                	_print.println("decay               - prints info about the DecayManager");
                	_print.println("PacketTP            - prints info about the General Packet ThreadPool");
                	_print.println("IOPacketTP          - prints info about the I/O Packet ThreadPool");
                	_print.println("GeneralTP           - prints info about the General ThreadPool");
                }
                else if (_usrCommand.equals("status"))
                {
                    _print.print(this.getServerStatus());
                    _print.flush();
                }
                else if (_usrCommand.equals("forcegc"))
                {
                	System.gc();
                	StringBuilder sb = new StringBuilder();
                    sb.append("RAM Used: "+((Runtime.getRuntime().totalMemory()-Runtime.getRuntime().freeMemory())/1048576)); // 1024 * 1024 = 1048576
                    _print.println(sb.toString());
                }
                else if (_usrCommand.equals("performance"))
                {
                    for (String line : ThreadPoolManager.getInstance().getStats())
                    {
                        _print.println(line);
                    }
                    _print.flush();
                }
                else if (_usrCommand.equals("purge"))
                {
                	ThreadPoolManager.getInstance().purge();
                	_print.println("STATUS OF THREAD POOLS AFTER PURGE COMMAND:");
                	_print.println("");
                	for (String line : ThreadPoolManager.getInstance().getStats())
                	{
                		_print.println(line);
                	}
                	_print.flush();
                }
				else if (_usrCommand.startsWith("memusage"))
				{
					double max = Runtime.getRuntime().maxMemory() / 1024; // maxMemory is the upper
																		  // limit the jvm can use
					double allocated = Runtime.getRuntime().totalMemory() / 1024; // totalMemory the
																				  // size of the
																				  // current
																				  // allocation pool
					double nonAllocated = max - allocated; // non allocated memory till jvm limit
					double cached = Runtime.getRuntime().freeMemory() / 1024; // freeMemory the
																			  // unused memory in
																			  // the allocation pool
					double used = allocated - cached; // really used memory
					double useable = max - used; // allocated, but non-used and non-allocated memory
					
					DecimalFormat df = new DecimalFormat(" (0.0000'%')");
					DecimalFormat df2 = new DecimalFormat(" # 'KB'");
					
					_print.println("+----");// ...
					_print.println("| Allowed Memory:" + df2.format(max));
					_print.println("|    |= Allocated Memory:" + df2.format(allocated)
					        + df.format(allocated / max * 100));
					_print.println("|    |= Non-Allocated Memory:" + df2.format(nonAllocated)
					        + df.format(nonAllocated / max * 100));
					_print.println("| Allocated Memory:" + df2.format(allocated));
					_print.println("|    |= Used Memory:" + df2.format(used)
					        + df.format(used / max * 100));
					_print.println("|    |= Unused (cached) Memory:" + df2.format(cached)
					        + df.format(cached / max * 100));
					_print.println("| Useable Memory:" + df2.format(useable)
					        + df.format(useable / max * 100)); // ...
					_print.println("+----");
				}
                else if (_usrCommand.startsWith("announce"))
                {
                    try
                    {
                        _usrCommand = _usrCommand.substring(9);
                        Announcements.getInstance().announceToAll(_usrCommand);
                        _print.println("Announcement Sent!");
                    }
                    catch (StringIndexOutOfBoundsException e)
                    {
                        _print.println("Please Enter Some Text To Announce!");
                    }
                }
                else if (_usrCommand.startsWith("msg"))
                {
                    try
                    {
                        String val = _usrCommand.substring(4);
                        StringTokenizer st = new StringTokenizer(val);
                        String name = st.nextToken();
                        String message = val.substring(name.length()+1);
                        L2PcInstance reciever = L2World.getInstance().getPlayer(name);
                        CreatureSay cs = new CreatureSay(0, Say2.TELL, "Telnet Priv", message);
                        if(reciever != null)
                        {
                            reciever.sendPacket(cs);
                            _print.println("Telnet Priv->" + name + ": " + message);
                            _print.println("Message Sent!");
                        }
                        else
                        {
                            _print.println("Unable To Find Username: " + name);
                        }
                    }
                    catch (StringIndexOutOfBoundsException e)
                    {
                        _print.println("Please Enter Some Text!");
                    }
                }
                else if (_usrCommand.startsWith("gmchat"))
                {
                    try
                    {
                        _usrCommand = _usrCommand.substring(7);
                        CreatureSay cs = new CreatureSay(0, Say2.ALLIANCE, "Telnet GM Broadcast from " + _cSocket.getInetAddress().getHostAddress(), _usrCommand);
                        GmListTable.broadcastToGMs(cs);
                        _print.println("Your Message Has Been Sent To " + getOnlineGMS() + " GM(s).");
                    }
                    catch (StringIndexOutOfBoundsException e)
                    {
                        _print.println("Please Enter Some Text To Announce!");
                    }
                }
                else if (_usrCommand.equals("gmlist"))
                {
                    int igm = 0;
                    String gmList = "";

                    for (String player : GmListTable.getInstance().getAllGmNames(true))
                    {
                            gmList = gmList + ", " + player;
                            igm++;
                    }
                    _print.println("There are currently " + igm +" GM(s) online...");
                    if (!gmList.isEmpty()) _print.println(gmList);
                }
                /*else if (_usrCommand.startsWith("unblock"))
                {
                    try
                    {
                        _usrCommand = _usrCommand.substring(8);
                        if (LoginServer.getInstance().unblockIp(_usrCommand))
                        {
                            _log.warning("IP removed via TELNET by host: " + _csocket.getInetAddress().getHostAddress());
                            _print.println("The IP " + _usrCommand + " has been removed from the hack protection list!");
                        }
                        else
                        {
                            _print.println("IP not found in hack protection list...");
                        }
                        //TODO: with packet
                    }
                    catch (StringIndexOutOfBoundsException e)
                    {
                        _print.println("Please Enter the IP to Unblock!");
                    }
                }*/
                else if (_usrCommand.startsWith("kick"))
                {
                    try
                    {
                        _usrCommand = _usrCommand.substring(5);
                        L2PcInstance player = L2World.getInstance().getPlayer(_usrCommand);
                        if(player != null)
                        {
                            player.sendMessage("You are kicked by gm");
                            player.logout();
                            _print.println("Player kicked");
                        }
                    }
                    catch (StringIndexOutOfBoundsException e)
                    {
                        _print.println("Please enter player name to kick");
                    }
                }
                else if (_usrCommand.startsWith("shutdown"))
                {
                    try
                    {
                        int val = Integer.parseInt(_usrCommand.substring(9));
                        Shutdown.getInstance().startTelnetShutdown(_cSocket.getInetAddress().getHostAddress(), val, false);
                        _print.println("Server Will Shutdown In " + val + " Seconds!");
                        _print.println("Type \"abort\" To Abort Shutdown!");
                    }
                    catch (StringIndexOutOfBoundsException e)
                    {
                        _print.println("Please Enter * amount of seconds to shutdown!");
                    }
                    catch (Exception NumberFormatException) {
                        _print.println("Numbers Only!");
                    }
                }
                else if (_usrCommand.startsWith("restart"))
                {
                    try
                    {
                        int val = Integer.parseInt(_usrCommand.substring(8));
                        Shutdown.getInstance().startTelnetShutdown(_cSocket.getInetAddress().getHostAddress(), val, true);
                        _print.println("Server Will Restart In " + val + " Seconds!");
                        _print.println("Type \"abort\" To Abort Restart!");
                    }
                    catch (StringIndexOutOfBoundsException e)
                    {
                        _print.println("Please Enter * amount of seconds to restart!");
                    }
                    catch (Exception NumberFormatException) {
                        _print.println("Numbers Only!");
                    }
                }
                else if (_usrCommand.startsWith("abort"))
                {
                    Shutdown.getInstance().telnetAbort(_cSocket.getInetAddress().getHostAddress());
                    _print.println("OK! - Shutdown/Restart Aborted.");
                }
                else if (_usrCommand.equals("quit")) { /* Do Nothing :p - Just here to save us from the "Command Not Understood" Text */ }
                else if (_usrCommand.startsWith("give"))
                {
                    StringTokenizer st = new StringTokenizer(_usrCommand.substring(5));

                    try
                    {
                        L2PcInstance player = L2World.getInstance().getPlayer(st.nextToken());
                        int itemId = Integer.parseInt(st.nextToken());
                        int amount = Integer.parseInt(st.nextToken());
                        
                        if(player != null)
                        {
                            L2ItemInstance item = player.getInventory().addItem("Status-Give", itemId, amount, null, null);
                            InventoryUpdate iu = new InventoryUpdate();
                            iu.addItem(item);
                            player.sendPacket(iu);
                            SystemMessage sm = new SystemMessage(SystemMessageId.YOU_PICKED_UP_S1_S2);
                            sm.addItemName(itemId);
                            sm.addItemNumber(amount);
                            player.sendPacket(sm);
                            _print.println("ok");
                            GMAudit.auditGMAction("Telnet Admin", "Give Item", player.getName(), "item: "+itemId+" amount: "+amount);
                        }
                    }
                    catch(Exception e)
                    {

                    }
                }
                else if (_usrCommand.startsWith("enchant"))
                {
                    StringTokenizer st = new StringTokenizer(_usrCommand.substring(8), " ");
                    int enchant = 0, itemType = 0;

                    try
                    {
                    	L2PcInstance player = L2World.getInstance().getPlayer(st.nextToken());
                        itemType = Integer.parseInt(st.nextToken());
                        enchant = Integer.parseInt(st.nextToken());
                        
                        switch(itemType)
                        {
                        	case 1:
                        		itemType = Inventory.PAPERDOLL_HEAD;
                        		break;
                        	case 2:	
                        		itemType = Inventory.PAPERDOLL_CHEST;
                        		break;
                        	case 3:	
                        		itemType = Inventory.PAPERDOLL_GLOVES;
                        		break;
                        	case 4:	
                        		itemType = Inventory.PAPERDOLL_FEET;
                        		break;
                        	case 5:	
                        		itemType = Inventory.PAPERDOLL_LEGS;
                        		break;
                        	case 6:	
                        		itemType = Inventory.PAPERDOLL_RHAND;
                        		break;
                        	case 7:	
                        		itemType = Inventory.PAPERDOLL_LHAND;
                        		break;
                        	case 8:	
                        		itemType = Inventory.PAPERDOLL_LEAR;
                        		break;
                        	case 9:	
                        		itemType = Inventory.PAPERDOLL_REAR;
                        		break;
                        	case 10: 	
                        		itemType = Inventory.PAPERDOLL_LFINGER;
                        		break;
                        	case 11:	
                        		itemType = Inventory.PAPERDOLL_RFINGER;
                        		break;
                        	case 12:	
                        		itemType = Inventory.PAPERDOLL_NECK;
                        		break;
                        	case 13:	
                        		itemType = Inventory.PAPERDOLL_UNDER;
                        		break;
                        	case 14: 	
                        		itemType = Inventory.PAPERDOLL_BACK;
                        		break;
                        	case 15:
                        		itemType = Inventory.PAPERDOLL_BELT;
                        		break;
                        	default: 
                        		itemType = 0;
                        }
                                             
                        if (enchant > 65535)
                        	enchant = 65535;
                        else if (enchant < 0)
                        	enchant = 0;
                        
                        boolean success = false;
                        
                        if(player != null && itemType > 0)
                        {
                        	success = setEnchant(player, enchant, itemType);
                        	if (success)_print.println("Item enchanted successfully.");
                        }
                        else if (!success)
                        	_print.println("Item failed to enchant.");
                    }
                    catch(Exception e)
                    {

                    }
                }
                else if (_usrCommand.startsWith("jail"))
                {
                	StringTokenizer st = new StringTokenizer(_usrCommand.substring(5));
                    try
                    {
                        String playerName = st.nextToken();
                        L2PcInstance playerObj = L2World.getInstance().getPlayer(playerName);
                        int delay = 0;
                        try
                        {
                            delay = Integer.parseInt(st.nextToken());
                        } catch (NumberFormatException nfe) {
                        } catch (NoSuchElementException nsee) {}
                        //L2PcInstance playerObj = L2World.getInstance().getPlayer(player);

                        if (playerObj != null)
                        {
                            playerObj.setPunishLevel(L2PcInstance.PunishLevel.JAIL, delay);
                            _print.println("Character "+playerObj.getName()+" jailed for "+(delay>0 ? delay+" minutes." : "ever!"));
                        } else
                        	jailOfflinePlayer(playerName, delay);
                    } catch (NoSuchElementException nsee)
                    {
                    	_print.println("Specify a character name.");
                    } catch(Exception e)
                    {
                        if (Config.DEBUG) e.printStackTrace();
                    }
                }
                else if (_usrCommand.startsWith("unjail"))
                {
                	StringTokenizer st = new StringTokenizer(_usrCommand.substring(7));
                	try
                    {
                        String playerName = st.nextToken();
                        L2PcInstance playerObj = L2World.getInstance().getPlayer(playerName);

                        if (playerObj != null)
                        {
                            playerObj.setPunishLevel(L2PcInstance.PunishLevel.NONE, 0);
                            _print.println("Character "+playerObj.getName()+" removed from jail");
                        } else
                        	unjailOfflinePlayer(playerName);
                    } catch (NoSuchElementException nsee)
                    {
                    	_print.println("Specify a character name.");
                    } catch(Exception e)
                    {
                        if (Config.DEBUG) e.printStackTrace();
                    }
                }
                else if (_usrCommand.startsWith("debug") && _usrCommand.length() > 6)
                {
                	StringTokenizer st = new StringTokenizer(_usrCommand.substring(6));
                	FileOutputStream fos = null;
                	OutputStreamWriter out = null;
                	try
                	{
                		String dbg = st.nextToken();

                		if(dbg.equals("decay"))
                		{
                			_print.print(DecayTaskManager.getInstance().toString());
                		}
                		else if(dbg.equals("ai"))
                		{
                			/*
                			_print.println("AITaskManagerStats");
                			for(String line : AITaskManager.getInstance().getStats())
                			{
                				_print.println(line);
                			}
                			*/
                		}
                		else if(dbg.equals("aiflush"))
                		{
                			//AITaskManager.getInstance().flush();
                		}
                		else if(dbg.equals("PacketTP"))
                		{
                			String str = ThreadPoolManager.getInstance().getPacketStats();
                			_print.println(str);
                			int i = 0;
                			File f = new File("./log/StackTrace-PacketTP-"+i+".txt");
                			while(f.exists())
                			{
                				i++;
                				f = new File("./log/StackTrace-PacketTP-"+i+".txt");
                			}
                			f.getParentFile().mkdirs();
                			fos = new FileOutputStream(f);
                			out = new OutputStreamWriter(fos, "UTF-8");
                			out.write(str);
                		}
                		else if(dbg.equals("IOPacketTP"))
                		{
                			String str = ThreadPoolManager.getInstance().getIOPacketStats();
                			_print.println(str);
                			int i = 0;
                			File f = new File("./log/StackTrace-IOPacketTP-"+i+".txt");
                			while(f.exists())
                			{
                				i++;
                				f = new File("./log/StackTrace-IOPacketTP-"+i+".txt");
                			}
                			f.getParentFile().mkdirs();
                			fos = new FileOutputStream(f);
                			out = new OutputStreamWriter(fos, "UTF-8");
                			out.write(str);
                		}
                		else if(dbg.equals("GeneralTP"))
                		{
                			String str = ThreadPoolManager.getInstance().getGeneralStats();
                			_print.println(str);
                			int i = 0;
                			File f = new File("./log/StackTrace-GeneralTP-"+i+".txt");
                			while(f.exists())
                			{
                				i++;
                				f = new File("./log/StackTrace-GeneralTP-"+i+".txt");
                			}
                			f.getParentFile().mkdirs();
                			fos = new FileOutputStream(f);
                			out = new OutputStreamWriter(fos, "UTF-8");
                			out.write(str);
                		}
                        else if(dbg.equals("full"))
                        {
                            this.debugAll();
                        }
                	}
                	catch(Exception e){}
                	finally
                	{
                		try
                		{
                			out.close();
                		}
                		catch (Exception e)
                		{
                		}
                		
                		try
                		{
                			fos.close();
                		}
                		catch (Exception e)
                		{
                		}
                	}
                	
                }
                else if (_usrCommand.startsWith("reload"))
                {
                	StringTokenizer st = new StringTokenizer(_usrCommand.substring(7));
                	try
                	{
                		String type = st.nextToken();

                		if(type.equals("multisell"))
                		{
                			_print.print("Reloading multisell... ");
                			L2Multisell.getInstance().reload();
                			_print.print("done\n");
                		}
                		else if(type.equals("skill"))
                		{
                			_print.print("Reloading skills... ");
                			SkillTable.getInstance().reload();
                			_print.print("done\n");
                		}
                		else if(type.equals("npc"))
                		{
                			_print.print("Reloading npc templates... ");
                			NpcTable.getInstance().reloadAllNpc();
                			QuestManager.getInstance().reloadAllQuests();
                			_print.print("done\n");
                		}
                		else if(type.equals("html"))
                		{
                			_print.print("Reloading html cache... ");
                			HtmCache.getInstance().reload();
                			_print.print("done\n");
                		}
                		else if(type.equals("item"))
                		{
                			_print.print("Reloading item templates... ");
                			ItemTable.getInstance().reload();
                			_print.print("done\n");
                		}
                		else if(type.equals("instancemanager"))
                		{
                			_print.print("Reloading instance managers... ");
                			Manager.reloadAll();
                			_print.print("done\n");
                		}
                		else if(type.equals("zone"))
                		{
                			_print.print("Reloading zone tables... ");
                			//TODO: ZONETODO reload zones using telnet ZoneManager.getInstance().reload();
                			_print.print("done\n");
                		}
                		else if(type.equals("teleports"))
                		{
                			_print.print("Reloading telport location table... ");
                			TeleportLocationTable.getInstance().reloadAll();
                			_print.print("done\n");
                		}
                		else if(type.equals("spawns"))
                		{
                			_print.print("Reloading spawns... ");
                			RaidBossSpawnManager.getInstance().cleanUp();
                			DayNightSpawnManager.getInstance().cleanUp();
                			L2World.getInstance().deleteVisibleNpcSpawns();
                			NpcTable.getInstance().reloadAllNpc();
                			SpawnTable.getInstance().reloadAll();
                			RaidBossSpawnManager.getInstance().reloadBosses();
                			_print.print("done\n");
                		}

                	}
                	catch(Exception e){}
                }
                else if (_usrCommand.startsWith("gamestat"))
                {
                	StringTokenizer st = new StringTokenizer(_usrCommand.substring(9));
                	try
                	{
                		String type = st.nextToken();

                		// name;type;x;y;itemId:enchant:price...
                		if(type.equals("privatestore"))
                		{
                			Collection<L2PcInstance> pls = L2World.getInstance().getAllPlayers().values();
							//synchronized (L2World.getInstance().getAllPlayers())
							{
								for (L2PcInstance player : pls)
								{
									if (player.getPrivateStoreType() == 0)
										continue;
									
									TradeList list = null;
									String content = "";
									
									if (player.getPrivateStoreType() == 1) // sell
									{
										list = player.getSellList();
										for (TradeItem item : list.getItems())
										{
											content += item.getItem().getItemId()
											        + ":"
											        + item.getEnchant()
											        + ":"
											        + item.getPrice()
											        + ":";
										}
										content = player.getName() + ";"
										        + "sell;" + player.getX() + ";"
										        + player.getY() + ";" + content;
										_print.println(content);
										continue;
									}
									else if (player.getPrivateStoreType() == 3) // buy
									{
										list = player.getBuyList();
										for (TradeItem item : list.getItems())
										{
											content += item.getItem().getItemId()
											        + ":"
											        + item.getEnchant()
											        + ":"
											        + item.getPrice()
											        + ":";
										}
										content = player.getName() + ";"
										        + "buy;" + player.getX() + ";"
										        + player.getY() + ";" + content;
										_print.println(content);
										continue;
									}
									
								}
							}
                		}
                	}
                	catch(Exception e){}
                }
                else if (_usrCommand.startsWith("extreload")) {
                    String[] args = _usrCommand.split("\\s+");
                    if (args.length > 1) {
                        for (int i = 1; i < args.length; i++)
                            DynamicExtension.getInstance().reload(args[i]);
                    } else {
                        DynamicExtension.getInstance().reload();
                    }
                }
                else if (_usrCommand.startsWith("extinit")) {
                    String[] args = _usrCommand.split("\\s+");
                    if (args.length > 1) {
                        for (int i = 1; i < args.length; i++)
                            _print.print(DynamicExtension.getInstance().initExtension(args[i]) + "\r\n");
                    } else {
                        _print.print(DynamicExtension.getInstance().initExtensions());
                    }
                }
                else if (_usrCommand.startsWith("extunload")) {
                    String[] args = _usrCommand.split("\\s+");
                    if (args.length > 1) {
                        for (int i = 1; i < args.length; i++)
                            _print.print(DynamicExtension.getInstance().unloadExtension(args[i]) + "\r\n");
                    } else {
                        _print.print(DynamicExtension.getInstance().unloadExtensions());
                    }
                }
                else if (_usrCommand.startsWith("extlist")) {
                    for (String e : DynamicExtension.getInstance().getExtensions())
                        _print.print(e + "\r\n");
                }
                else if (_usrCommand.startsWith("get")) {
                    Object o = null;
                    try {
                        String[] args = _usrCommand.substring(3).split("\\s+");
                        if (args.length == 1)
                            o = DynamicExtension.getInstance().get(args[0], null);
                        else
                            o = DynamicExtension.getInstance().get(args[0], args[1]);
                    } catch (Exception ex) {
                        _print.print(ex.toString() + "\r\n");
                    }
                    if (o != null)
                        _print.print(o.toString() + "\r\n");
                }
                else if (_usrCommand.length() > 0) {
                    try {
                        String[] args = _usrCommand.split("\\s+");
                        if (args.length == 1)
                            DynamicExtension.getInstance().set(args[0], null, null);
                        else if (args.length == 2)
                            DynamicExtension.getInstance().set(args[0], null, args[1]);
                        else
                            DynamicExtension.getInstance().set(args[0], args[1], args[2]);
                    } catch (Exception ex) {
                        _print.print(ex.toString());
                    }
                }
                else if (_usrCommand.length() == 0) { /* Do Nothing Again - Same reason as the quit part */ }
                _print.print("");
                _print.flush();
            }
            if(!_cSocket.isClosed())
            {
	            _print.println("Bye Bye!");
	            _print.flush();
	            _cSocket.close();
            }
            telnetOutput(1, "Connection from "+_cSocket.getInetAddress().getHostAddress()+" was closed by client.");
        }
        catch (IOException e)
        {
            e.printStackTrace();
        }
    }
    
    private boolean setEnchant(L2PcInstance activeChar, int ench, int armorType)
    {
        // now we need to find the equipped weapon of the targeted character...
        int curEnchant = 0; // display purposes only
        L2ItemInstance itemInstance = null;

        // only attempt to enchant if there is a weapon equipped
        L2ItemInstance parmorInstance = activeChar.getInventory().getPaperdollItem(armorType);
        if (parmorInstance != null && parmorInstance.getLocationSlot() == armorType)
        {
            itemInstance = parmorInstance;
        } else
        {
            // for bows/crossbows and double handed weapons
            parmorInstance = activeChar.getInventory().getPaperdollItem(Inventory.PAPERDOLL_LRHAND);
            if (parmorInstance != null && parmorInstance.getLocationSlot() == Inventory.PAPERDOLL_LRHAND)
                itemInstance = parmorInstance;
        }

        if (itemInstance != null)
        {
            curEnchant = itemInstance.getEnchantLevel();

            // set enchant value
            activeChar.getInventory().unEquipItemInSlotAndRecord(armorType);
            itemInstance.setEnchantLevel(ench);
            activeChar.getInventory().equipItemAndRecord(itemInstance);

            // send packets
            InventoryUpdate iu = new InventoryUpdate();
            iu.addModifiedItem(itemInstance);
            activeChar.sendPacket(iu);
            activeChar.broadcastPacket(new CharInfo(activeChar));
            activeChar.sendPacket(new UserInfo(activeChar));
            activeChar.broadcastPacket(new ExBrExtraUserInfo(activeChar));

            // informations
            activeChar.sendMessage("Changed enchantment of " + activeChar.getName() + "'s "
                + itemInstance.getItem().getName() + " from " + curEnchant + " to " + ench + ".");
            activeChar.sendMessage("Admin has changed the enchantment of your "
                + itemInstance.getItem().getName() + " from " + curEnchant + " to " + ench + ".");

            // log
            GMAudit.auditGMAction("TelnetAdministrator", "enchant", activeChar.getName(), itemInstance.getItem().getName() + "(" + itemInstance.getObjectId() + ")" + " from " + curEnchant + " to " + ench);
            return true;
        }
        return false;
    }

    private void jailOfflinePlayer(String name, int delay)
    {
    	Connection con = null;
      	try
       	{
       		con = L2DatabaseFactory.getInstance().getConnection();

       		PreparedStatement statement = con.prepareStatement("UPDATE characters SET x=?, y=?, z=?, punish_level=?, punish_timer=? WHERE char_name=?");
       		statement.setInt(1, -114356);
       		statement.setInt(2, -249645);
       		statement.setInt(3, -2984);
       		statement.setInt(4, L2PcInstance.PunishLevel.JAIL.value());
       		statement.setLong(5, delay * 60000L);
       		statement.setString(6, name);

    		statement.execute();
    		int count = statement.getUpdateCount();
    		statement.close();

    		if (count == 0)
    			_print.println("Character not found!");
    		else
    			_print.println("Character "+name+" jailed for "+(delay>0 ? delay+" minutes." : "ever!"));
       	} catch (SQLException se)
       	{
       		_print.println("SQLException while jailing player");
            if (Config.DEBUG) se.printStackTrace();
       	} finally
       	{
       		try { con.close(); } catch (Exception e) {}
       	}
    }

    private void unjailOfflinePlayer(String name)
    {
    	Connection con = null;
      	try
       	{
       		con = L2DatabaseFactory.getInstance().getConnection();

       		PreparedStatement statement = con.prepareStatement("UPDATE characters SET x=?, y=?, z=?, punish_level=?, punish_timer=? WHERE char_name=?");
       		statement.setInt(1, 17836);
       		statement.setInt(2, 170178);
       		statement.setInt(3, -3507);
       		statement.setInt(4, 0);
       		statement.setLong(5, 0);
       		statement.setString(6, name);

    		statement.execute();
    		int count = statement.getUpdateCount();
    		statement.close();

    		if (count == 0)
    			_print.println("Character not found!");
    		else
    			_print.println("Character "+name+" set free.");
       	} catch (SQLException se)
       	{
       		_print.println("SQLException while jailing player");
            if (Config.DEBUG) se.printStackTrace();
       	} finally
       	{
       		try { con.close(); } catch (Exception e) {}
       	}
    }
    
    private int getOnlineGMS()
    {
        return GmListTable.getInstance().getAllGms(true).size();
    }
    
    private String getUptime(int time)
    {
        int uptime = (int)System.currentTimeMillis() - time;
        uptime = uptime / 1000;
        int h = uptime / 3600;
        int m = (uptime-(h*3600))/60;
        int s = ((uptime-(h*3600))-(m*60));
        return h + "hrs " + m + "mins " + s + "secs";
    }

    private String gameTime()
    {
        int t = GameTimeController.getInstance().getGameTime();
        int h = t/60;
        int m = t%60;
        SimpleDateFormat format = new SimpleDateFormat("H:mm");
        Calendar cal = Calendar.getInstance();
        cal.set(Calendar.HOUR_OF_DAY, h);
        cal.set(Calendar.MINUTE, m);
        return format.format(cal.getTime());
    }
    
    @SuppressWarnings("deprecation")
    public String getServerStatus()
    {
        int playerCount = 0, objectCount = 0;
        int max = LoginServerThread.getInstance().getMaxPlayer();

        playerCount = L2World.getInstance().getAllPlayersCount();
        objectCount = L2World.getInstance().getAllVisibleObjectsCount();

        int itemCount=0;
        int itemVoidCount=0;
        int monsterCount=0;
        int minionCount = 0;
        int minionsGroupCount = 0;
        int npcCount=0;
        int charCount=0;
        int pcCount=0;
        int detachedCount=0;
        int doorCount=0;
        int summonCount=0;
        int AICount=0;

        Collection<L2Object> objs = L2World.getInstance().getAllVisibleObjects().values();
        //synchronized (L2World.getInstance().getAllVisibleObjects())
        {
        	for (L2Object obj : objs)
        	{
        		if(obj == null)
        			continue;
        		if (obj instanceof L2Character)
        			if (((L2Character)obj).hasAI())
        				AICount++;
        		if (obj instanceof L2ItemInstance)
        			if (((L2ItemInstance)obj).getLocation() == L2ItemInstance.ItemLocation.VOID)
        				itemVoidCount++;
        			else
        				itemCount++;

        		else if (obj instanceof L2MonsterInstance)
        		{
        			monsterCount++;
        			minionCount += ((L2MonsterInstance)obj).getTotalSpawnedMinionsInstances();
        			minionsGroupCount += ((L2MonsterInstance)obj).getTotalSpawnedMinionsGroups();
        		}
        		else if (obj instanceof L2Npc)
        			npcCount++;
        		else if (obj instanceof L2PcInstance)
        		{
        			pcCount++;
        			if (((L2PcInstance)obj).getClient().isDetached())
        				detachedCount++;
        		}
        		else if (obj instanceof L2Summon)
        			summonCount++;
        		else if (obj instanceof L2DoorInstance)
        			doorCount++;
        		else if (obj instanceof L2Character)
        			charCount++;
        	}
        }
        StringBuilder sb = new StringBuilder();
        sb.append("Server Status: ");
        sb.append("\r\n  --->  Player Count: " + playerCount + "/" + max);
        sb.append("\r\n  ---> Offline Count: " + detachedCount + "/" + playerCount);
        sb.append("\r\n  +-->  Object Count: " + objectCount);
        sb.append("\r\n  +-->      AI Count: " + AICount);
        sb.append("\r\n  +.... L2Item(Void): " + itemVoidCount);
        sb.append("\r\n  +.......... L2Item: " + itemCount);
        sb.append("\r\n  +....... L2Monster: " + monsterCount);
        sb.append("\r\n  +......... Minions: " + minionCount);
        sb.append("\r\n  +.. Minions Groups: " + minionsGroupCount);
        sb.append("\r\n  +........... L2Npc: " + npcCount);
        sb.append("\r\n  +............ L2Pc: " + pcCount);
        sb.append("\r\n  +........ L2Summon: " + summonCount);
        sb.append("\r\n  +.......... L2Door: " + doorCount);
        sb.append("\r\n  +.......... L2Char: " + charCount);
        sb.append("\r\n  --->   Ingame Time: " + gameTime());
        sb.append("\r\n  ---> Server Uptime: " + getUptime(_uptime));
        sb.append("\r\n  --->      GM Count: " + getOnlineGMS());
        sb.append("\r\n  --->       Threads: " + Thread.activeCount());
        sb.append("\r\n  RAM Used: "+((Runtime.getRuntime().totalMemory()-Runtime.getRuntime().freeMemory())/1048576)); // 1024 * 1024 = 1048576
        sb.append("\r\n");
        
        return sb.toString();
    }
    
    @SuppressWarnings("serial")
    public void debugAll() throws IOException
    {
        Calendar cal = Calendar.getInstance();
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss Z");
        
        
        StringBuilder sb = new StringBuilder();
        sb.append(sdf.format(cal.getTime()));
        sb.append("\n\nL2J Server Version: "+Config.SERVER_VERSION);
        sb.append("\nDP Revision: "+Config.DATAPACK_VERSION);
        sb.append("\n\n");
        sb.append(this.getServerStatus());
        sb.append("\n\n");
        sb.append("\n## Java Platform Information ##");
        sb.append("\nJava Runtime Name: "+System.getProperty("java.runtime.name"));
        sb.append("\nJava Version: "+System.getProperty("java.version"));
        sb.append("\nJava Class Version: "+System.getProperty("java.class.version"));
        sb.append('\n');
        sb.append("\n## Virtual Machine Information ##");
        sb.append("\nVM Name: "+System.getProperty("java.vm.name"));
        sb.append("\nVM Version: "+System.getProperty("java.vm.version"));
        sb.append("\nVM Vendor: "+System.getProperty("java.vm.vendor"));
        sb.append("\nVM Info: "+System.getProperty("java.vm.info"));
        sb.append('\n');
        sb.append("\n## OS Information ##");
        sb.append("\nName: "+System.getProperty("os.name"));
        sb.append("\nArchiteture: "+System.getProperty("os.arch"));
        sb.append("\nVersion: "+System.getProperty("os.version"));
        sb.append('\n');
        sb.append("\n## Runtime Information ##");
        sb.append("\nCPU Count: "+Runtime.getRuntime().availableProcessors());
        sb.append("\nCurrent Free Heap Size: "+(Runtime.getRuntime().freeMemory() / 1024 / 1024)+" mb");
        sb.append("\nCurrent Heap Size: "+(Runtime.getRuntime().totalMemory() / 1024 / 1024)+" mb");
        sb.append("\nMaximum Heap Size: "+(Runtime.getRuntime().maxMemory() / 1024 / 1024)+" mb");
        
        
        sb.append('\n');
        sb.append("\n## Class Path Information ##\n");
        String cp = System.getProperty("java.class.path");
        String[] libs = cp.split(File.pathSeparator);
        for (String lib : libs)
        {
            sb.append(lib);
            sb.append('\n');
        }
        
        sb.append('\n');
        sb.append("## Threads Information ##\n");
        Map<Thread, StackTraceElement[]> allThread = Thread.getAllStackTraces();
        
        FastTable<Entry<Thread, StackTraceElement[]>> entries = new FastTable<Entry<Thread, StackTraceElement[]>>();
        entries.setValueComparator
        (
                new FastComparator<Entry<Thread, StackTraceElement[]>>()
                {

                    @Override
                    public boolean areEqual(Entry<Thread, StackTraceElement[]> e1, Entry<Thread, StackTraceElement[]> e2)
                    {
                        return e1.getKey().getName().equals(e2.getKey().getName());
                    }

                    @Override
                    public int compare(Entry<Thread, StackTraceElement[]> e1, Entry<Thread, StackTraceElement[]> e2)
                    {
                        return e1.getKey().getName().compareTo(e2.getKey().getName());
                    }

                    @Override
                    public int hashCodeOf(Entry<Thread, StackTraceElement[]> e)
                    {
                        return e.hashCode();
                    }
                    
                }
        );
        entries.addAll(allThread.entrySet());
        entries.sort();
        for (Entry<Thread, StackTraceElement[]> entry : entries)
        {
            StackTraceElement[] stes = entry.getValue();
            Thread t = entry.getKey();
            sb.append("--------------\n");
            sb.append(t.toString()+" ("+t.getId()+")\n");
            sb.append("State: "+t.getState()+'\n');
            sb.append("isAlive: "+t.isAlive()+" | isDaemon: "+t.isDaemon()+" | isInterrupted: "+t.isInterrupted()+'\n');
            sb.append('\n');
            for (StackTraceElement ste : stes)
            {
                sb.append(ste.toString());
                sb.append('\n');
            }
            sb.append('\n');
        }
        
        sb.append('\n');
        this.checkForDeadlocks(sb);
        
        sb.append("\n\n## Thread Pool Manager Statistics ##\n");
        for (String line : ThreadPoolManager.getInstance().getStats())
        {
            sb.append(line);
            sb.append('\n');
        }
        
        
        int i = 0;
        File f = new File("./log/Debug-"+i+".txt");
        while(f.exists())
        {
            i++;
            f = new File("./log/Debug-"+i+".txt");
        }
        f.getParentFile().mkdirs();
        FileOutputStream fos = new FileOutputStream(f);
        OutputStreamWriter out = new OutputStreamWriter(fos, "UTF-8");
        out.write(sb.toString());
        out.flush();
        out.close();
        fos.close();
        
        _print.println("Debug output saved to log/"+f.getName());
        _print.flush();
    }
    
    private void checkForDeadlocks(StringBuilder sb)
    {
        ThreadMXBean mbean = ManagementFactory.getThreadMXBean();
        long[] ids = findDeadlockedThreads(mbean);
        if (ids != null && ids.length > 0)
        {
            Thread[] threads = new Thread[ids.length];
            for (int i = 0; i < threads.length; i++)
            {
                threads[i] = findMatchingThread(mbean.getThreadInfo(ids[i]));
            }
            sb.append("Deadlocked Threads:\n");
            sb.append("-------------------\n");
            for (Thread thread : threads)
            {
                System.err.println(thread);
                for (StackTraceElement ste : thread.getStackTrace())
                {
                    sb.append("\t" + ste);
                    sb.append('\n');
                }
            }
        }
    }
    
    private long[] findDeadlockedThreads(ThreadMXBean mbean)
    {
        // JDK 1.5 only supports the findMonitorDeadlockedThreads()
        // method, so you need to comment out the following three lines
        if (mbean.isSynchronizerUsageSupported())
        {
            return mbean.findDeadlockedThreads();
        }
        else
        {
            return mbean.findMonitorDeadlockedThreads();
        }
    }
    
    private Thread findMatchingThread(ThreadInfo inf)
    {
        for (Thread thread : Thread.getAllStackTraces().keySet())
        {
            if (thread.getId() == inf.getThreadId())
            {
                return thread;
            }
        }
        throw new IllegalStateException("Deadlocked Thread not found");
    }
}
